Serious Sam II (2005), 2K Games
Cel Damage (2002), Electronic Arts, Inc.
Serious Sam: The First Encounter (2001), Gathering
Half-Life (Platinum) (2000), Sierra On-Line, Inc.
Microsoft Flight Simulator 2000 (2000), Microsoft Corporation
Motocross Madness 2 (2000), Microsoft Corporation
Half-Life (Game of the Year Edition) (1999), Sierra On-Line, Inc.
Half-Life (1998), Sierra On-Line, Inc.
DOOM 64 (1997), Midway Games, Inc.
Quake Mission Pack No 1: Scourge of Armagon (1997), id Software, Inc.
Quake Mission Pack No 2: Dissolution of Eternity (1997), id Software, Inc.
Final DOOM (1996), Atari, Inc.
Hexen: Beyond Heretic (1996), GT Interactive Software Corp.
Quake (1996), id Software, Inc.
DOOM (1995), Williams Entertainment Inc.
The Ultimate DOOM (1995), GT Interactive Software Corp.
DOOM (1993), id Software, Inc.
Big Top (1983), Funtastic, Inc.
Cosmic Crusader (1982), Funtastic, Inc.
Snack Attack II (1982), Funtastic, Inc.
Space Strike (1982), Datamost, Inc.